Chocolate is out of date and can't be eaten. If chocolate is stored for too long and the shelf life is missed, its air oxidation degree will increase, resulting in the air oxidation degree of chocolate vegetable oil exceeding the standard. Generally speaking, the surface is difficult to distinguish, and only machinery and equipment can detect it. Taking food with excessive malondialdehyde will do great harm to human body. For example, it can cause stomach upset, diarrhea and damage to the liver.

How to keep chocolate suitable?

1, how to store it at indoor temperature?

If the temperature is not too hot, you can put chocolate in a cool, refreshing and clean room to prevent direct sunlight, water and other odors. When storing chocolate, temperature and environmental humidity are more critical, so it is best to keep the natural environment dry. The storage temperature of pure chocolate is 5-20℃, and the environmental humidity is controlled at 82-85℃. The optimum storage temperature of compound chocolate is 8-65438 08℃, and the ambient humidity is controlled at 78℃. Even the unopened chocolate can be kept for two or three weeks.

2. How to preserve it outdoors?

If you just bought chocolate outside and didn't come back immediately in advance, it is recommended to shop for chocolate before going home, if the outdoor temperature is high and the weather is hot. You can put it in a packaging bag, put some ice cubes in it and take it back for storage as soon as possible.

3, packaging bags sealed refrigerator refrigeration

If the indoor temperature is too high in summer, you can also put the packaging bag in the refrigerator for refrigeration, and don't open it immediately after taking it off. Don't put the chocolate in the refrigerator immediately to prevent frosting, and don't open it until the temperature gets warmer.